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import { Sha1 } from "https://deno.land/std@0.84.0/hash/sha1.ts";import { Sha256 } from "https://deno.land/std@0.84.0/hash/sha256.ts";import { Sha512 } from "https://deno.land/std@0.84.0/hash/sha512.ts";import { RSAHashAlgorithm } from "./rsa/common.ts";
export function digest(  algorithm: RSAHashAlgorithm,  m: Uint8Array,): Uint8Array {  if (algorithm === "sha1") {    return new Uint8Array(new Sha1().update(m).arrayBuffer());  } else if (algorithm === "sha256") {    return new Uint8Array(new Sha256().update(m).arrayBuffer());  } else if (algorithm === "sha512") {    return new Uint8Array(new Sha512().update(m).arrayBuffer());  }
  throw "Unsupport hash algorithm";}
export function digestLength(algorithm: RSAHashAlgorithm) {  if (algorithm === "sha512") return 64;  if (algorithm === "sha256") return 32;
  return 20;}